/*
 * Tencent is pleased to support the open source community by making BK-CI 蓝鲸持续集成平台 available.
 *
 * Copyright (C) 2020 THL A29 Limited, a Tencent company.  All rights reserved.
 *
 * BK-CI 蓝鲸持续集成平台 is licensed under the MIT license.
 *
 * A copy of the MIT License is included in this file.
 *
 *
 * Terms of the MIT License:
 * ---------------------------------------------------
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package com.tencent.bkrepo.common.service.log

import io.undertow.Undertow
import io.undertow.UndertowOptions
import io.undertow.server.handlers.accesslog.AccessLogHandler
import io.undertow.server.handlers.accesslog.AccessLogReceiver
import org.springframework.boot.web.embedded.undertow.UndertowBuilderCustomizer
import org.springframework.boot.web.embedded.undertow.UndertowDeploymentInfoCustomizer
import org.springframework.boot.web.embedded.undertow.UndertowServletWebServerFactory
import org.springframework.context.annotation.Configuration
import org.springframework.boot.web.server.WebServerFactoryCustomizer

@Configuration
class AccessLogWebServerCustomizer : WebServerFactoryCustomizer<UndertowServletWebServerFactory> {

    override fun customize(factory: UndertowServletWebServerFactory) {
        val pattern = "%h %l %u %t \"%r\" %s %b \"%{i,Referer}\" \"%{i,User-Agent}\" %D ms"

        if (logRequestProcessingTiming(pattern)) {
            factory.addBuilderCustomizers(
                UndertowBuilderCustomizer { builder ->
                    builder.setServerOption(UndertowOptions.RECORD_REQUEST_START_TIME, true)
                }
            )
        }

        factory.addDeploymentInfoCustomizers(
            UndertowDeploymentInfoCustomizer { deploymentInfo ->
                deploymentInfo.addInitialHandlerChainWrapper { handler ->
                    val accessLogReceiver = Slf4jAccessLogReceiver()
                    AccessLogHandler(handler, accessLogReceiver, pattern, Undertow::class.java.classLoader)
                }
            }
        )
    }

    private fun logRequestProcessingTiming(pattern: String): Boolean {
        return pattern.contains("%D") || pattern.contains("%T")
    }

    class Slf4jAccessLogReceiver : AccessLogReceiver {
        override fun logMessage(message: String) {
            LoggerHolder.accessLogger.info(message)
        }
    }
}
